Amazon.com : M-Wave Unisex Adult PD-DM-Gen4 e-Bike Chainring for Bosch GEN 4, for 1/2 x 3/32 & 11/128" Chains, chainline 50 mm, Narrow Wide, Steel, Black, 15 x 15 x 1 cm :
Bosch PD Injector Seal Kit for VW TDI BEW, BRM and BHW Part# 1417010997 - AARodriguez Corp.
PD-40043-1212 by BOSCH - Buy or Repair at Radwell - Radwell.com